According to recent ESG research, Cisco, IBM, Symantec and McAfee top the list. ESG asked 176 cybersecurity and IT professionals to identify the most important characteristics of an enterprise-class cybersecurity vendor. The vendor (or vendors) that reach $5 billion in revenue by 2020 will also take a soft powers leadership role in the following areas: Cybersecurity community affinity. Cybersecurity professionals are bound together by a unique sense of community and purpose, involved in a battle between good and evil.”]
Source: https://www.csoonline.com/article/3216497/what-is-an-enterprise-class-cybersecurity-vendor.html